little cleanup header's includes

headers/meta.hpp/meta_binds.hpp

@@ -9,6 +9,8 @@
 #include "meta_base.hpp"
 #include "meta_registry.hpp"
 #include "meta_states.hpp"
+#include "meta_types.hpp"
+#include "meta_uvalue.hpp"
 
 namespace meta_hpp::detail
 {

headers/meta.hpp/meta_invoke.hpp

@@ -8,6 +8,7 @@
 
 #include "meta_base.hpp"
 #include "meta_states.hpp"
+#include "meta_uresult.hpp"
 #include "meta_uvalue.hpp"
 
 namespace meta_hpp

headers/meta.hpp/meta_invoke/invoke.hpp

@@ -9,6 +9,8 @@
 #include "../meta_base.hpp"
 #include "../meta_invoke.hpp"
 #include "../meta_states.hpp"
+#include "../meta_uresult.hpp"
+#include "../meta_uvalue.hpp"
 
 #include "../meta_states/function.hpp"
 #include "../meta_states/member.hpp"

headers/meta.hpp/meta_types.hpp

@@ -7,6 +7,7 @@
 #pragma once
 
 #include "meta_base.hpp"
+#include "meta_uvalue.hpp"
 
 #include "meta_detail/type_family.hpp"
 
@@ -466,7 +467,7 @@ namespace meta_hpp::detail
         const type_kind kind;
         // NOLINTEND(*-avoid-const-or-ref-data-members)
 
-        metadata_map metadata{};
+        metadata_map metadata;
 
         explicit type_data_base(type_kind nkind)
         : kind{nkind} {}

headers/meta.hpp/meta_uvalue.hpp

@@ -7,7 +7,6 @@
 #pragma once
 
 #include "meta_base.hpp"
-#include "meta_types.hpp"
 
 namespace meta_hpp
 {